Warehouse-Lighting.com’s 120W electronic HID
ballasts for metal halide lamps with side exit leads from the same end with
mounting feet have a minimum start temperature of -20 degrees Fahrenheit and a
power factor of 0.95. Made by Espen, these ballasts are UL listed. They feature
ignition failure protection, thermal protection and end of lamp life
protection. This product comes with a three-year warranty.